CN219032954U - Bridge is with supporting steel staple bolt device from taking unloading device - Google Patents
Bridge is with supporting steel staple bolt device from taking unloading device Download PDFInfo
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- CN219032954U CN219032954U CN202223166153.2U CN202223166153U CN219032954U CN 219032954 U CN219032954 U CN 219032954U CN 202223166153 U CN202223166153 U CN 202223166153U CN 219032954 U CN219032954 U CN 219032954U
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Abstract
The utility model relates to a supporting steel hoop device with a self-force-unloading device for a bridge, which comprises two steel hoops, wherein two ends of each steel hoop are respectively provided with a vertical connecting plate, and the two steel hoops are screwed on an upright post through the corresponding vertical connecting plates by adopting fastening bolts; the upper end and the lower end of the vertical connecting plate are respectively provided with a transverse connecting plate, the transverse connecting plate at the upper end of the vertical connecting plate is connected with a supporting frame through a sliding assembly, a wedge-shaped supporting steel block is placed between the two steel hoops through the respective supporting frames, the two supporting frames are fixed by tightening opposite-pull screws, the distance between the two supporting frames is adjusted through left and right transverse sliding of the sliding assembly, and the wedge-shaped supporting steel block can be adjusted along the vertical connecting plate in an up-down displacement manner; the utility model can rapidly install and detach the bent cap tie beam template, avoid the risk caused by jack slippage or side turning and the inconvenient detachment caused by sandbox damp, thereby achieving the effects of saving cost and accelerating construction progress.
Description
Technical Field
The utility model belongs to the technical field of cast-in-situ construction of a capping beam and a tie beam of a construction engineering bridge, and particularly relates to a supporting steel hoop device with a self-force unloading device for a bridge.
Background
When the cast-in-situ bridge bent cap tie beam is constructed by adopting the steel hoop method in the prior art, the general construction steps are as follows: cast-in-situ bridge pier upright column, installing a steel hoop, erecting a jack on the steel hoop, installing a girder on the jack, installing a distribution beam, installing square timber, a bottom die, binding a bent cap beam steel bar, installing a bent cap beam side die, pouring concrete, removing a bent cap beam side die, unloading the jack, removing the bottom die, the square timber, the distribution beam, the girder and the jack, and removing the steel hoop. When the bridge bent cap tie beam structure is constructed, a jack or a sandbox is generally arranged on a steel hoop to serve as a force unloading device. When the sandbox is adopted, sand is difficult to remove in rainy days or when the sandbox is in water, and the force is difficult to unload; when the jack is adopted, the problem of overlarge slenderness ratio exists, and the jack is easy to roll over or slide to cause the upper template structure to collapse.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a supporting steel hoop device with a force unloading device for a bridge, so that the bridge bent cap beam is smoothly implemented in the cast-in-place construction of the bridge bent cap beam, the construction speed of the bent cap beam is improved, the potential safety hazard caused by adopting a jack or a sandbox as the steel hoop force unloading device is reduced, and the purposes of ensuring the construction period and saving the cost are achieved.
The utility model aims at solving the problems by the following technical scheme that the self-supporting steel hoop device with the force unloading device for the bridge comprises two steel hoops, wherein two ends of each steel hoop are provided with vertical connecting plates, and the two steel hoops are tightly screwed on a stand column through the corresponding vertical connecting plates by adopting fastening bolts; the vertical connecting plate is characterized in that transverse connecting plates are arranged at the upper end and the lower end of the vertical connecting plate, the transverse connecting plates are fixed with the outer wall of the steel hoop, the transverse connecting plates are located at the upper end of the vertical connecting plates and are connected with supporting frames through sliding assemblies, wedge-shaped supporting steel blocks are placed between the steel hoops through the supporting frames, the two supporting frames are fixed through opposite tension screws, contact surfaces of the supporting frames, which are contacted with the wedge-shaped supporting steel blocks, are inclined planes, and the distance between the supporting frames is adjusted through left and right transverse sliding of the sliding assemblies, so that the wedge-shaped supporting steel blocks can be adjusted along the vertical connecting plates in an up-down displacement mode.
The beneficial effects of the utility model are as follows: compared with the prior art, when the steel hoop supporting device with the self-force unloading device for the bridge is used, a jack and a jack stabilizing device are not required to be erected again after the steel hoop is installed, the steel hoop and the force unloading device can be installed quickly, the force unloading device is not affected by weather, the overturning risk of the jack is avoided, the height can be changed quickly according to different gradients of the bottom die of the bent cap, and the requirements of bearing conditions and free falling of the hoop can be met; therefore, the supporting steel hoop device with the self-force-unloading device for the bridge can be used for rapidly installing and detaching the bent cap tie beam template, avoiding the risk caused by jack slippage or side turning and the inconvenient dismantling caused by sandbox damp, thereby achieving the effects of saving cost and accelerating construction progress.
Preferably, the supporting frame comprises a vertical supporting plate and a transverse supporting plate, wherein the vertical supporting plate and the transverse supporting plate are distributed in an L shape, and the inclined plane is arranged on the inner side of the vertical supporting plate; the support frames are distributed and arranged in an L-shaped mode, and the inclined planes are arranged on the inner sides of the vertical support plates, so that the support of the wedge-shaped support steel block and the adjustment of the elevation of the bottom die are facilitated.
Preferably, the vertical support plate is provided with at least two penetrating holes, the penetrating holes are positioned below the inclined plane, the penetrating holes are arranged in an equidistant straight line along the front-back direction of the vertical support plate, and the opposite-pulling screw rod is penetrated in the penetrating holes; through the setting quantity and the arrangement mode of the penetrating holes, the vertical supporting plate can be effectively supported, and the stability and the safety of the wedge-shaped supporting steel block on the supporting frame are better.
Preferably, the sliding component comprises a sliding rail hole arranged on the transverse connecting plate and a fixing hole arranged on the transverse supporting plate, wherein the fixing holes are distributed opposite to the sliding rail hole and are fastened and fixed through sliding rail bolts; therefore, the transverse supporting plate can slide left and right along the sliding rail holes of the transverse connecting plate, the distance between the two supporting frames is adjusted, the wedge-shaped supporting steel blocks can be adjusted along the vertical connecting plate in an up-and-down displacement mode, the elevation of the bottom die can be rapidly adjusted, the bottom die can be detached after pouring is completed, and the effects of saving cost and accelerating construction progress are achieved.
Preferably, the wedge-shaped surface of the wedge-shaped supporting steel block is in sliding contact with the inclined surface, and the length of the wedge-shaped surface is larger than that of the inclined surface; therefore, the wedge-shaped supporting steel block can slide between the two supporting frames in a large range, the range for adjusting the elevation of the bottom die is greatly enlarged, and the application range is wider.
Preferably, the vertical connecting plates are provided with connecting holes, wherein connecting holes are formed at four end corners of the vertical connecting plates, connecting holes are formed in the centers of the vertical connecting plates, and the fastening bolts are inserted into the connecting holes; therefore, the stability of the two steel hoops is better after the two steel hoops are fastened through the fastening bolts, and the fastening force of the vertical connecting plate is more uniform, so that the steel hoops can stably hold the upright post tightly.
Drawings
Fig. 1 is a schematic structural view of the support steel hoop device of the present utility model.
Fig. 2 is a schematic view of the structure between the support steel hoop device and the upright post of the present utility model.
Fig. 3 is a schematic view of a practical structure of the supporting steel hoop device of the present utility model.
The reference numerals in the drawings are respectively: 1. steel hoops; 2. a vertical connecting plate; 3. a fastening bolt; 4. a column; 5. a transverse connection plate; 6. a slip assembly; 7. a support frame; 8. wedge-shaped supporting steel blocks; 9. a counter-pulling screw; 10. a main beam; 11. a distribution beam; 12. a bottom die; 13. the bent cap is tied to the beam; 21. a connection hole; 61. a slide rail hole; 62. a fixing hole; 63. a slide rail bolt; 71. an inclined plane; 72. a vertical support plate; 73. a transverse support plate; 74. penetrating the jack; 81. wedge-shaped surfaces.
Detailed Description
The utility model will be described in detail below with reference to the attached drawings: as shown in figures 1 and 2, the utility model comprises two steel hoops 1, wherein two ends of each steel hoop 1 are integrally bent to form a vertical connecting plate 2, and the two steel hoops 1 are screwed on an upright post 4 through the corresponding vertical connecting plates 2 by adopting fastening bolts 3; the vertical connecting plate 2 is fixed with a transverse connecting plate 5 at the upper end and the lower end in a welding mode, the transverse connecting plate 5 is welded and fixed with the outer wall of the steel hoop 1, the transverse connecting plate 5 at the upper end of the vertical connecting plate 2 is connected with a supporting frame 7 through a sliding component 6, a wedge-shaped supporting steel block 8 is placed between the two steel hoops 1 through respective supporting frames 7, the two supporting frames 7 are fixed by tightening a counter-pulling screw 9, the contact surface of the supporting frame 7 contacted with the wedge-shaped supporting steel block 8 is an inclined surface 71, the distance between the two supporting frames 7 is adjusted by sliding the left and right transverse sliding component 6, and the wedge-shaped supporting steel block 8 can be adjusted along the vertical connecting plate 2 in a vertical displacement mode, namely, the height of the wedge-shaped supporting steel block 8 is adjusted by adjusting the supporting distance of the supporting frame 7.
The support frame 7 includes vertical support plate 72 and horizontal backup pad 73, is L type distribution and fixed through the welding mode between vertical support plate 72 and the horizontal backup pad 73, and inclined plane 71 sets up the inboard at vertical support plate 72.
At least two penetration holes 74 are arranged on the vertical support plate 72, the penetration holes 74 are positioned below the inclined plane 71, the penetration holes 74 are arranged in a straight line at equal intervals along the front-back direction of the vertical support plate 72, and the opposite-pulling screw 9 is penetrated in the penetration holes 74.
The sliding component 6 comprises a sliding rail hole 61 arranged on the transverse connecting plate 5 and a fixing hole 62 arranged on the transverse supporting plate 73, wherein the fixing hole 62 and the sliding rail hole 61 are distributed oppositely and fastened and fixed through a sliding rail bolt 63; in general, the slide rail bolts 63 are inserted between the fixing holes 62 and the slide rail holes 61, so as to prevent the support frame 7 from being separated from the transverse connection plate 5; in addition, two slide bolts 63 are inserted into one slide hole 61, so that the support frame 7 can be prevented from being deviated, for example rotated, in the direction of the transverse connection plate 5, and the wedge-shaped support steel blocks 8 can be further stabilized on the two support frames 7. The movement process of the sliding component 6 is as follows: if the transverse supporting plate 73 moves along the inner side of the transverse connecting plate 5, the wedge-shaped supporting steel block 8 moves upwards along the inclined plane 71, and conversely, the wedge-shaped supporting steel block 8 moves downwards along the inclined plane 71.
The wedge surface 81 of the wedge-shaped supporting steel block 8 is in sliding contact with the inclined surface 71, and the length of the wedge surface 81 is greater than the length of the inclined surface 71.
The vertical connecting plate 2 is provided with connecting holes 21, wherein the four end corners of the vertical connecting plate 2 are provided with connecting holes 21, the center of the vertical connecting plate 2 is also provided with connecting holes 21, and the fastening bolts 3 are inserted into the connecting holes 21.
The working principle of the utility model is as follows: as shown in figure 3 of the drawings,
s1, measuring the installation elevation of a steel anchor ear after the construction of an upright post 4 of a bridge is completed;
s2, mounting the support frame 7 on a slide rail hole 61 of a steel hoop through a slide rail bolt 63;
s3, after the steel anchor ear 1 is installed on the upright post 4, the fastening bolt 3 is screwed up to achieve the design torque for fixing;
s4, installing a counter-pulling screw 9 on the support frame 7;
s5, installing wedge-shaped supporting steel blocks 8 between the two supporting frames 7, and screwing up opposite-pull screws 9 to fix the positions of the wedge-shaped supporting steel blocks 8 after elevation adjustment so as not to slide downwards;
s6, sequentially installing a main beam 10, a distribution beam 11 and a bottom die 12 on the wedge-shaped support steel block 8, binding steel bars, installing a side die, and pouring a concrete molding bent cap tie beam 13;
s7, removing the side mold after the capping beam tie beam 13 is maintained to reach the design required strength, unscrewing the slide rail bolts 63, and then slowly unscrewing the counter-pulling screw 9 to slowly descend the wedge-shaped supporting steel block 8 so as to separate the bottom mold 12 from the capping beam tie beam 13;
s8, sequentially removing the bottom die 12, the distribution beam 11, the main beam 10, the wedge-shaped supporting steel block 8 and the supporting frame 7;
s9, unscrewing the fastening bolt 3 on the steel anchor ear and removing the steel anchor ear 1.
The present utility model is not limited to the above embodiments, and any modification of the structural design provided by the present utility model, regardless of any changes in shape or material composition, should be considered as being within the scope of the present utility model.
Claims (6)
1. The utility model provides a bridge is with supporting steel staple bolt device from taking unloading device, includes two steel staple bolts (1), its characterized in that: two ends of each steel hoop (1) are provided with vertical connecting plates (2), and the two steel hoops (1) are tightly screwed on the upright post (4) through the corresponding vertical connecting plates (2) and fastening bolts (3); the vertical connecting plate (2) is provided with transverse connecting plates (5) at the upper end and the lower end, the transverse connecting plates (5) are fixed with the outer wall of the steel hoop (1), the transverse connecting plates (5) at the upper end of the vertical connecting plate (2) are connected with supporting frames (7) through sliding assemblies (6), wedge-shaped supporting steel blocks (8) are placed between the steel hoops (1) through the respective supporting frames (7), the two supporting frames (7) are fixed by tightening opposite-pulling screws (9), the contact surfaces of the supporting frames (7) which are contacted with the wedge-shaped supporting steel blocks (8) are inclined planes (71), and the distance between the supporting frames (7) is adjusted by transverse sliding of the sliding assemblies (6) and enables the wedge-shaped supporting steel blocks (8) to be adjusted along the vertical connecting plate (2) in an up-down displacement mode.
2. The bridge self contained force dissipating apparatus supporting steel staple bolt assembly of claim 1, wherein: the support frame (7) comprises a vertical support plate (72) and a transverse support plate (73), wherein the vertical support plate (72) and the transverse support plate (73) are distributed in an L shape, and the inclined plane (71) is arranged on the inner side of the vertical support plate (72).
3. The bridge self contained force dissipating apparatus supporting steel staple bolt assembly of claim 2, wherein: the vertical support plate (72) is provided with at least two penetrating holes (74), the penetrating holes (74) are positioned below the inclined plane (71), the penetrating holes (74) are arranged in an equidistant straight line along the front-back direction of the vertical support plate (72), and the opposite-pulling screw rods (9) are penetrated in the penetrating holes (74).
4. The bridge self contained force dissipating apparatus supporting steel staple bolt assembly of claim 2, wherein: the sliding assembly (6) comprises sliding rail holes (61) formed in the transverse connecting plate (5) and fixing holes (62) formed in the transverse supporting plate (73), and the fixing holes (62) and the sliding rail holes (61) are distributed oppositely and fastened and fixed through sliding rail bolts (63).
5. The bridge self contained force dissipating apparatus supporting steel staple bolt assembly of claim 1, wherein: the wedge-shaped surface (81) of the wedge-shaped supporting steel block (8) is in sliding contact with the inclined surface (71), and the length of the wedge-shaped surface (81) is larger than that of the inclined surface (71).
6. The bridge self contained force dissipating apparatus supporting steel staple bolt assembly of claim 1, wherein: the vertical connecting plate (2) is provided with connecting holes (21), wherein the four end corners of the vertical connecting plate (2) are provided with connecting holes (21), the center of the vertical connecting plate (2) is also provided with connecting holes (21), and the fastening bolts (3) are inserted into the connecting holes (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223166153.2U CN219032954U (en) | 2022-11-28 | 2022-11-28 | Bridge is with supporting steel staple bolt device from taking unloading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223166153.2U CN219032954U (en) | 2022-11-28 | 2022-11-28 | Bridge is with supporting steel staple bolt device from taking unloading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219032954U true CN219032954U (en) | 2023-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223166153.2U Active CN219032954U (en) | 2022-11-28 | 2022-11-28 | Bridge is with supporting steel staple bolt device from taking unloading device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219032954U (en) |
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2022
- 2022-11-28 CN CN202223166153.2U patent/CN219032954U/en active Active
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